--- In "Don W. Carr" <> wrote:
>
> If it uses standard DIO to drive it, you should be ok, the only
issue might
> be voltage levels.
>
> But, why not consider a serial interface display with keypad
interface. That
> way, it takes just one serial port for both display and keypad,
instead of a
> ton of valuable DIO. Microcontrollers are getting so cheap it does
not cost
> that much more. You can locate the display up to 50 feet away if you
use a
> lower baud rate. Programming is also simpler.
>
> Here is one source:
>
> http://matrixorbital.com/
>
> If anybody else knows other sources for industrial quality serial
interface
> LCD displays with keypad interface, please let me know. I would like to
> check features / prices.
>
I've been talking with apollo systems
<http://www.apollodisplays.com/rs232_serial.php> which are really nice
screens, but very pricey....
In this case, I am trying to build a one-off handheld tester, so if I
can get a basic screen cheap I'll be happy.
--Yan
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